20407437621

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{65141}}^1$

素因数の和:65474

約数の個数: 32

約数和(自身を含む): 31080551040

約数和(自身を除く): 10673113419

約数列:

[1, 3, 9, 27, 41, 123, 283, 369, 849, 1107, 2547, 7641, 11603, 34809, 65141, 104427, 195423, 313281, 586269, 1758807, 2670781, 8012343, 18434903, 24037029, 55304709, 72111087, 165914127, 497742381, 755831023, 2267493069, 6802479207, 20407437621]

約数ペア:

[(1, 20407437621), (3, 6802479207), (9, 2267493069), (27, 755831023), (41, 497742381), (123, 165914127), (283, 72111087), (369, 55304709), (849, 24037029), (1107, 18434903), (2547, 8012343), (7641, 2670781), (11603, 1758807), (34809, 586269), (65141, 313281), (104427, 195423)]